| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | United Kingdom | 3 | |
| #3 | South Africa | 3 | |
| #4 | EPO (European Patent Office) | 2 | |
| #5 | Argentina | 1 | |
| #6 | Belgium | 1 | |
| #7 | Brazil | 1 | |
| #8 | Spain | 1 | |
| #9 | Finland | 1 | |
| #10 | Italy | 1 | |
| #11 | Sweden | 1 | |
| #12 | Turkey | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Mechanical elements | |
| #3 | Machines | |
| #4 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Cleaning heat-exchanger internal surfaces | |
| #2 | Unspecified technologies | |
| #3 | Venting or aerating devices | |
| #4 | Pipes | |
| #5 | Cleaning |
| # | Name | Total Patents |
|---|---|---|
| #1 | Baron Walter Joseph | 12 |
| #2 | Cleaver Laird Clark | 11 |
| #3 | Baron Walter J | 3 |
| #4 | Cleaver Laird C | 2 |
| Publication | Filing date | Title |
|---|---|---|
| ES8500434A1 | A heat exchanger | |
| ZA8304650B | Basket retainer for heat exchanger tube cleaning element | |
| BR8303321A | Heat exchanger combination | |
| IT8321729D0 | Boiler tube cleaning assembly | |
| DE3322124A1 | Cage-mounting device for a heat-exchanger-tube purging element | |
| FI832249A0 | Haollare foer en vaermevaexlartubrensare. | |
| GB8316656D0 | Heat exchanger with tube cleaning elements |